Convert kilometers to feet

Precise decimal and fraction answers

The conversion in feet rounded to six significant decimal places is 1 km = 3,280.839895 ft. The precise fraction answer is 3,280 ³²⁰/₃₈₁ ft.

Answer in feet and inches

1 km equals 3280 ft 10 ⁵/₆₄ in using feet, inches and fractional inches instead of decimals as is traditional in the imperial system. This calculation is accurate to the nearest 1/64th of an inch.

How many feet are in a kilometer?

There are 3,280.84 feet in one kilometer. A kilometer is 3,280.84 times longer than a foot. A foot is 0.030% of a kilometer

Kilometers to feet conversion factor and formulas

The conversion factor between kilometers and feet is 3,280.84. This represents the ratio of feet per one kilometer. To calculate the value in feet, we can either multiply by the conversion factor or divide by its inverse.

Multiplication

To convert from kilometers to feet, multiply kilometers by 3,280.84.
The formula is expressed as:
km × 3,280.84 = ft

Division

Alternatively we can divide by the inverse conversion factor to get the same result.
The inverse of 3,280.84 is 1/3,280.84 or 0. To convert from kilometers to feet, divide kilometers by 0.
The formula is expressed as:
km ÷ 0 = ft

About this conversion

Converting kilometers to feet is a conversion between units from separate unit systems - kilometers are metric (SI) defined units while feet are US Customary / UK Imperial .

About Kilometers

Within the SI (metric) system of measurement, the kilometer is officially defined as being equal to 1,000 meters. It is commonly used as measurement for geographic distances in similar circumstances where a mile would be used in the U.S. Internationally it is spelled 'kilometre' whereas the U.S. spells it 'kilometer'. The symbol for a kilometer is km however k is sometimes used.

About Feet

The foot is a length unit of measure within the US Customary and UK Imperial systems. It is commonly abbreviated as ft or using the ' symbol. The official definition of the foot is 0.3048 meters. Within the Imperial system, the foot is equal to 12 inches or 1/3 of a yard. The foot is very widely used within the United States in situations where nearly the rest of the world would measure in meters. Globally, the foot is used by the aviation community as the standard measurement of flight altitude eg. 35,000 feet.

Reverse this conversion

Convert from feet to kilometers instead.

References and Citations

1. International Bureau of Weights and Measures (BIPM) The International System of Units (SI)
2. National Institute of Standards and Technology (NIST) General Tables of Units of Measurement